Aquarium filter cartridge frame



FIG. 1 is a perspective view of an aquarium filter cartridge frame showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof, the rear being identical in appearance;

FIG. 4 is a bottom plan view thereof; and

FIG. 5 is a side elevational view thereof, the side opposite being identical in appearance. 

The ornamental design for an aquarium filter cartridge frame, as shown and described. 